Dtc22 Ignition Switch Circuit Open/Short - Suzuki sq-416-420-625 Service Manual

DTC22 IGNITION SWITCH CIRCUIT OPEN/SHORT

1
DESCRIPTION:
Immobilizer Control Module monitors ignition signal when the ignition switch is ON. This DTC is set when no ignition
signal input is detected by Immobilizer Control Module.
INSPECTION:
STEP
1 Check voltage between Immobilizer
Control Module coupler terminal A4
and body ground with ignition
switch turned ON.
(See Fig.1)
Is it 10 – 14V?
Fig. 1 for Step 1
1
A4
1. Immobilizer Control Module
2
ACTION
IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED) 8G-21
(g)
A4
YES
Poor A4 terminal connection.
If connection is OK, substitute a
known-good Immobilizer Control
Module and recheck.
NOTE:
After replacing with a know-good
Immobilizer Control Module,
register ECM/Immobilizer Control
Module code in ECM / PCM and
Transponder code and ECM/
Immobilizer Control Module code
in Immobilizer Control Module by
performing procedure described
in "Procedure after Immobilizer
Control Module Replacement"
section.
3
1. Main fuse
2. Ignition switch
3. Immobilizer
Control Module
"(g)" wire open or short.
NO